Computer Science

PPSC Computer Science Mcqs

Computer Quiz # 8

Q1. _________  are the most common storage devices?

(A) magnetic storage
(B) Flash memory
(C) optical
(D) Both A & B

Q2. A device connected to a network wirelessly  is called ___________?

(A) Distributed
(B) free
(C) centralized
(D) none of these

Q3. A person who breaks into other’s computers to steal data illegally or do damage is a____________?

(A) Hacker
(B) spammer
(C) instant messenger
(D) programmer

Q4. _______ mouse is used to access properties of an object.

(A) Dragging
(B) dropping
(C) right-clicking
(D) shift-clicking

Q5. DVD is a  __________?

(A) hard disk
(B) optical disc
(C) output device
(D) solid-state storage device

Computer Science

Q6. ______ is getting a copy of files from the Internet to your computer.

(A) Downloading
(B) uploading
(C) FTP
(D) JPEG

Q7. ___________is used to divide the disk into tracks and sectors?

(A) Tracking
(B) Formatting
(C) Crashing
(D) Allotting

Q8. ASCII is a coding system that provides_____________?

(A) 256 different characters
(B) 512 different characters
(C) 1024 different characters
(D) 128 different characters

Q9. What part of the computer plays a vital role in executing the instructions of a program?

(A) The scanner
(B) The main storage
(C) The secondary storage
(D) The processor

Q10. The booting process performs___________to switch  on a computer?

(A) Integrity Test
(B) Power-On Self-Test
(C) Correct Functioning Test
(D) Reliability Test 

Repeated MCQs

Q11.An old and possibly satisfactory computer system is called (s) ____________?

(A) Ancient system
(B) Historical system
(C) Age-old system
(D) Legacy system

Q12. _______ is not a binary number?

(A) 001
(B) 101
(C) 202
(D) 110

Q13. Data stored in _____ is volatile?

(A) ROM
(B) RAM
(C) Floppy Disk
(D) Hard Disk

Q14. Out of the following, ______ is the smallest storage?

(A) Megabyte
(B) Gigabyte
(C) Terabyte
(D) None of these

Q15. Which of the following contains unchanging data and gets updated during the processing?

(A) Operating System File
(B) Transaction file
(C) Software File
(D) Master file

Q16. A modem is connected to_____________?

(A) a telephone line
(B) a keyboard
(C) a printer
(D) a monitor

Q17. Large transaction processing systems in automated organisations use___________?

(A) Online processing
(B) Batch Processing
(C) Once-a-day Processing
(D) End-of-day processing

Q18. Which of these is not storage media?

(A) Hard disk
(B) Flash drive
(C) DVD
(D) scanner

Q19. The computer abbreviation KB usually means____________?

(A) Key Block
(B) Kernel Boot
(C) Kilo Byte
(D) Kit Bit

Q20. The typical computer criminal is a(n)____________?

(A) Young hacker.
(B) trusted employee with a long but unknown criminal record.
(C) Trusted employee with a long, but unknown criminal record.
(D) Overseas young cracker.